Consider the following hypothesis test: Ho: P ? 0.8 Ha: P > 0.8 A sample of 400 provided a sample proportion of 0.853

a. Determine the standard error of the proportion.
b. Compute the value of the test statistic.
c. Determine the p-value; and at 95% confidence, test the above hypotheses.


a. 0.02
b. Z = 2.65
c. p-value = 0.004; reject H0

Business

You might also like to view...

For products in general, the majority of brand choices are made in the store, which means point-of-purchase (POP) materials can have a large impact on the decision

Indicate whether the statement is true or false

Business

Accountants are the main reason financial statements are prepared

a. True b. False Indicate whether the statement is true or false

Business

Solve the equation for the unknown: 12(5Q + 20) = 480

What will be an ideal response?

Business

The Federal Government has power to make laws for the peace order and good government of Canada

3)Systemic discrimination can occur even if there was no intention to discriminate against a certain group. Indicate whether the statement is true or false

Business